Finding the Fourth Proportional to 12,093,348.94, 16,688,821.74 and 6,660,840.94
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Solution
The fourth proportional to 12,093,348.94, 16,688,821.74 and 6,660,840.94 is: 9,191,960.61
Step by Step Solution
- Step 1: Write the proportion equation
12,093,348.94 : 16,688,821.74 = 6,660,840.94 : x - Step 2: Convert to fraction form
12,093,348.94/16,688,821.74 = 6,660,840.94/x - Step 3: Cross multiply
12,093,348.94x = 16,688,821.74 × 6,660,840.94 - Step 4: Simplify right side
12,093,348.94x = 111,161,587,019,453.83 - Step 5: Solve for x
x = 111,161,587,019,453.83/12,093,348.94 - Step 6: Final answer
x = 9,191,960.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.